One of the advantages of barrier screws is that for the most part they eliminate the problems associated with solids-bed breakup that are typical in conventionally flighted screws. Many conventional screws have to rely on restrictive mixing sections to complete the melting process because solids conveyed into the metering section are difficult to melt. Read more to learn why we are India's number 1 Barrier and Vented type screw barrel manufacturer.

We are largest and reputed manufacturer and supplier of Barrier Screw Barrel in India.

Screw diameter 22 mm to 250 mm.
Screw length up to 5000mm in one piece and 9000 mm in Two piece.
Barrel OD upto 350mm.

Materials:
EN41B Nitriding steel (Musco) (default), German Imported 41CrMoAl7 Equivalent, China's 38CrMoAlA also available on special request.

Hardfacing alloy Stellite and Colmonoy .
Hardfacing Superalloys - Inconel, Hastelloy.

Gas nitriding: Thickness from 0.5 to 0.7 mm, hardness ~ 60-75 HRC ~ 1000 HV.
Plasma Nitriding on special request also available.

Hardchrome plating as default process in all screw.
Bimetallic treatment with HSS M type or Tool steel D2.

Ultimate solution for abrasive and wear resistance WCNi Carbide Matrix composite with 88% Tungsten metal.

Production time: Within 2-4 weeks depending on the complexity of the part.

Features

• Accurate Dimension
• Resistance to Corrosion
• Long Life
• High speed, High throughput
• L/D ratio 1:24 to 1:40

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